Discover an unparalleled experience with the Code Black Vac-U-Lock attachment, made from UR3®, the most realistic material in the world. With carefully designed details, from the prominent glans to the 20 cm long textured shaft and soft balls, it feels authentic. This product is compatible with any Vac-U-Lock set and O-ring, and is safe and phthalate-free. Increase your pleasure and choose real quality!